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Note 9 - Commitments and Contingencies - Schedule of Commitments (Details) - Commitments to Extend Credit [Member] - USD ($) $ in Thousands | Sep. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Aggregate portfolio principal balance | $ 563,748 | $ 535,032
Real Estate Portfolio Segment [Member] |  |
Aggregate portfolio principal balance | 319,399 | 278,805
Real Estate Portfolio Segment [Member] | Commercial Real Estate [Member] |  |
Aggregate portfolio principal balance | 1,240 | 3,472
Real Estate Portfolio Segment [Member] | Construction Loans [Member] |  |
Aggregate portfolio principal balance | 173,956 | 154,611
Real Estate Portfolio Segment [Member] | One-to-four Family Loan [Member] |  |
Aggregate portfolio principal balance | 41,387 | 23,751
Real Estate Portfolio Segment [Member] | Home Equity Loan [Member] |  |
Aggregate portfolio principal balance | 96,527 | 94,026
Real Estate Portfolio Segment [Member] | Multifamily [Member] |  |
Aggregate portfolio principal balance | 6,289 | 2,945
Consumer Portfolio Segment [Member] |  |
Aggregate portfolio principal balance | 28,465 | 29,517
Commercial Business Portfolio Segment [Member] |  |
Aggregate portfolio principal balance | 215,884 | 226,710
Commercial Business Portfolio Segment [Member] | Commercial And Industrial [Member] |  |
Aggregate portfolio principal balance | 164,181 | 164,873
Commercial Business Portfolio Segment [Member] | Warehouse Lending Loan [Member] |  |
Aggregate portfolio principal balance | $ 51,703 | $ 61,837

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